Crystal Pave Puffy Chunky 3-D Heart Charm Toggle Necklace This necklace measures about 16 inches in length with toggle closure. Cuban curb chain of 12 mm in thickness 3-D heart charm measures 1 inch X 1 inch. Austrian crystals of clear color are set in the charm in abundance and sparkle under the dimmest lights. Carefully placed inside an appropriately sized, cotton-filled gift box